Meiosis yog ib hom kev faib cell uas txo cov chromosomes hauv niam txiv cell los ntawm ib nrab thiab tsim plaub gamete hlwb. … Cov txheej txheem ua rau plaub tus ntxhais lub hlwb uas haploid, uas txhais tau hais tias lawv muaj ib nrab ntawm cov chromosomes ntawm diploid niam txiv cell.
Vim li cas meiosis hu ua kev txo qis?
Meiosis qee zaum hu ua "kev faib txo qis" vim nws txo cov chromosomes mus rau ib nrab ntawm tus lej ib txwm muaj li ntawd, thaum fusion ntawm phev thiab qe tshwm sim, tus menyuam yuav muaj tus lej raug. … Hauv qhov piv txwv no, lub cev ntawm lub cev diploid muaj 2n=4 chromosomes, 2 los ntawm niam thiab ob ntawm txiv.
Is meiosis duplication division?
Txhawm rau ua tiav qhov kev txo qis hauv chromosomes, meiosis muaj ib puag ncig ntawm chromosome duplication thiab ob zaug ntawm kev faib nuclear. Vim tias cov xwm txheej tshwm sim nyob rau hauv txhua theem ntawm kev faib tawm yog qhov zoo sib xws rau cov xwm txheej ntawm mitosis, tib lub npe theem raug muab.
Vim li cas meiosis muaj ob pawg?
Los ntawm Amy: Q1=Cov cell uas muaj mitosis tsuas yog faib ib zaug xwb vim lawv tab tom tsim ob lub noob caj noob ces tshiab uas zoo ib yam li hauv cov hlwb meiosis xav tau ob pawg sib faib vim lawv yuav tsum ua kom lub cell ua haploid cell. uas tsuas muaj ib nrab ntawm tag nrho cov chromosomes.
Muaj 2 qhov kev faib tawm mitosis lossis meiosis?
Mitosis cuam tshuam nrog kev faib tawm ntawm tes, qhov ntawdmeiosis koom nrog ob txoj kev faib cell.
